Photoelectric determination of plasma clotting times.
D001769:Blood; D001780:Blood Coagulation Tests / Q000295:instrumentation; D002196:Capillaries; D002624:Chemistry, Clinical / Q000592:standards; D003720:Densitometry; D006801:Humans; D008722:Methods; D011517:Prothrombin Time; D013925:Thromboplastin; D013997:Time Factors; D014680:Veins
D013925:Thromboplastin